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Finding the Fourth Proportional to 295,542.66, 407,849.33 and 168,218.25

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Solution

The fourth proportional to 295,542.66, 407,849.33 and 168,218.25 is: 232,141.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,542.66 : 407,849.33 = 168,218.25 : x
  2. Step 2: Convert to fraction form
    295,542.66/407,849.33 = 168,218.25/x
  3. Step 3: Cross multiply
    295,542.66x = 407,849.33 × 168,218.25
  4. Step 4: Simplify right side
    295,542.66x = 68,607,699,715.18
  5. Step 5: Solve for x
    x = 68,607,699,715.18/295,542.66
  6. Step 6: Final answer
    x = 232,141.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.